Home / 2,350.15-3,239.75-1,789.64

Finding the Fourth Proportional to 2,350.15, 3,239.75 and 1,789.64

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Solution

The fourth proportional to 2,350.15, 3,239.75 and 1,789.64 is: 2,467.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,350.15 : 3,239.75 = 1,789.64 : x
  2. Step 2: Convert to fraction form
    2,350.15/3,239.75 = 1,789.64/x
  3. Step 3: Cross multiply
    2,350.15x = 3,239.75 × 1,789.64
  4. Step 4: Simplify right side
    2,350.15x = 5,797,986.19
  5. Step 5: Solve for x
    x = 5,797,986.19/2,350.15
  6. Step 6: Final answer
    x = 2,467.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.